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Data for 3D printing enlarged museum specimens for the visually impaired
Anton du Plessis1, Johan Els2, Stephan le Roux1,3
1CT Scanner Facility, Stellenbosch University, Stellenbosch, South Africa 7602.
Gigabyte (Hong Kong, China)
|February 24, 2023
Summary
Museums use 3D printing to create tactile replicas of delicate specimens, enhancing accessibility for visually impaired visitors. This technology allows for enlarged, touchable models of items like scorpions and bird skulls, improving engagement with museum collections.
Area of Science:
- Museum studies
- Digital heritage
- Accessibility in museums
Background:
- Museums are integrating advanced technologies like 3D printing to broaden public engagement.
- Traditional museum exhibits often pose challenges for visually impaired visitors due to the inability to touch delicate or valuable artifacts.
Purpose of the Study:
- To explore the application of 3D printing for creating accessible museum exhibits.
- To enhance the sensory experience for visually impaired visitors by providing tactile models.
- To share micro-CT scan data and 3D printable files for wider use.
Main Methods:
- Utilizing micro Computed Tomography (micro-CT) scanning to capture detailed specimen data.
- Processing scan data to create 3D models.
- Employing 3D printing technology to produce enlarged, functional nylon replicas of selected specimens (scorpions, pseudoscorpions, mites, bird skulls).
Main Results:
- Successfully produced enlarged, highly functional 3D printed nylon models of museum specimens.
- Generated raw micro-CT scan data and print-ready STL files from the processed data.
- Developed interactive exhibits that increase the accessibility of permanent displays for visually impaired visitors.
Conclusions:
- 3D printing offers a viable solution for creating accessible, touchable replicas of museum specimens.
- The shared data and files can facilitate further research and development in digital heritage and inclusive museum practices.
- This technological integration significantly enhances the observational capabilities for visually impaired museum visitors.

